I am doing a oil change for my buddy. He drives 50 miles a day. Car is a 2000 Corolla. Would 4 qts of Castrol Start up last 5k miles or should I use Synpower. The filter will be Napa Gold
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I mixed in my mom's last OCI. 3 quarts of Mobil Clean 5000, 1.1 quarts of Valvoline, and 1/2 quart of Valvoline MaxLife and it didn't hurt a thing. I wouldn't worry, as long as it's all rated the same.
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I am doing a oil change for my buddy. He drives 50 miles a day. Car is a 2000 Corolla. Would 4 qts of Castrol Start up last 5k miles or should I use Synpower. The filter will be Napa Gold